update readme - add photos

README.md

@@ -1,7 +1,11 @@
 ## MIST.1010
 10x10cm PCB variant of [MIST FPGA](https://github.com/mist-devel/mist-board/wiki) project
 
-[![photo](out/pcb3d.rev.A.png)](out/pcb3d.rev.A.png?raw=true)
+[![photo-pcb](images/revA1.pcb.small.webp)](images/revA1.pcb.webp?raw=true)
+
+[![photo-front](images/revA1.front.small.webp)](images/revA1.front.webp?raw=true)
+
+[![photo-back](images/revA1.back.small.webp)](images/revA1.back.webp?raw=true)
 
 Tech specs:
 - EP3C25E144 FPGA
@@ -11,15 +15,25 @@ Tech specs:
 - 4xUSB ports for keyboard, mouse and joysticks
 - 2xDB-9 ports for Amiga mouse and joysticks
 - SD/microSD card slot
-- RTC with battery
+- RTC (clock) with battery
 - Tape input
 - MicroUSB power supply
 - Board optimized for G738 and G706 cases
 
-Some photos: [link](https://cloud.err200.net/index.php/s/73TR85tYZkMm8Ax?path=%2Fmist1010)
+Some random photos: [link](https://cloud.err200.net/index.php/s/73TR85tYZkMm8Ax?path=%2Fmist1010)
 
 ### Current status
-* Rev.A - done. Please note the [errata](pcb/rev.A/ERRATA.txt).
+* Rev.A - first revision. Please note the [errata](pcb/rev.A/ERRATA.txt).
+* Rev.A1:
+    * fixed all rev.A issues
+    * LM3940IS-3.3 replaced to NCP1117-3.3
+    * sound output circuit has been replaced with the original one from the MIST 1.3 circuit
+    * C39, C40, C80 tantalum capacitors has been replaced by aluminum electrolytic capacitors
+    * removed useless internal speaker
+* Rev.A2:
+	* C41, C68, C69 10uf ceramic capacitors has been replaced with 22uf tantalum
+    * added C74 ceramic capacitor near esp-01 module
 
-TODO:
-- Make Rev.A1 with all fixes.
+### Useful links
+* MIST wiki: [link](https://github.com/mist-devel/mist-board/wiki)
+* MIST cores and firmwares: [link](https://github.com/mist-devel/mist-binaries)